I0020 over Mack-bayou
Fair Condition51 years old31,481 vehicles/day
Location
| State | Louisiana |
| County | Madison |
| Location | 2.6 Mi East Of La 577 |
| Carries | I0020 |
| Crosses | Mack-bayou |
| Coordinates | 32.42565, -91.38150 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 38.1 ft (11.6 m) |
| Max Span | 6.9 ft (2.1 m) |
| Deck Width | 213.9 ft (65.2 m) |
| Deck Area | 756.3 sq m |
| Main Spans | 5 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 31,481 (2021) |
| Truck Traffic | 37% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 053304510805391 |